Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11712678 | Preparation method of super absorbent polymer | Dong Hyun Kim, Jun Wye Lee, Chang Sun Han | 2023-08-01 |
| 11633720 | Super absorbent polymer and method for producing same | Dong Hyun Kim, Yeon-Soo Kim, Hyun Sup Lee, Chang Sun Han, Myung Han Lee | 2023-04-25 |
| 11000829 | Super absorbent polymer and method for producing same | Dong Hyun Kim, Yeon-Soo Kim, Hyun Sup Lee, Chang Sun Han, Myung Han Lee | 2021-05-11 |
| 10335768 | Super absorbent polymer | Chang Sun Han, Seung D. Hong, Chul Hee Ryu, Dong Hyun Kim | 2019-07-02 |
| 9976003 | Method for preparing super absorbent polymer and super absorbent polymer prepared therefrom | Yong Hun Lee, Chang Sun Han, Sung Jong Seo | 2018-05-22 |
| 9701796 | Preparation method of superabsorbent polymer | Hwayoon Jung, Chang Sun Han, Chul Hee Ryu, Mi Young Kim | 2017-07-11 |
| 9700873 | Method for preparing super absorbent polymer and super absorbent polymer prepared therefrom | Yong Hun Lee, Chang Sun Han, Hwayoon Jung | 2017-07-11 |
| 8378024 | Low surface gloss styrene resin composition, and low surface gloss sheet and composite article therefrom | Yun-kyoung Cho, Seon Mo Son, Bong-Keun Lee, Han-jong You, Sung Tae Ahn | 2013-02-19 |
| 8129469 | Graft copolymer, method for preparing the same and thermoplastic resin composition containing the same | Hyun-taek O, Jung Tae Park, Min Jung Kim, Keun Hoon Yoo | 2012-03-06 |
| 7936510 | Optical films and method for fabricating the same | Yong Yeon Hwang, Min Jung Kim, Jae-hyun JEONG, Ki Heon SONG | 2011-05-03 |
| 7417088 | Thermoplastic resin composition | Hyun-taek O, Jung Tae Park, Min Jung Kim, Keun Hoon Yoo | 2008-08-26 |
| 7393891 | Graft copolymer latex and method for preparing dried powder thereof | Hyun-taek O, Jung Tae Park, Keon-Hoon Yoo | 2008-07-01 |
| 6806315 | Method for preparing of weatherability thermoplastic resin | Yang-Hyun Shin, Keun Hoon Yoo, Chan-Hong Lee | 2004-10-19 |